html,
body {
  height: 100%;
}

body {
  background: url('/imgs/121dfe2e2c473559b9a1b2584f806996 (1).jpeg') no-repeat;
  background-size: 100% 100%;
}

.title{
  color: #fff;
}

.tishi{
  color: #cfcfcf;
  font-size: 13px;
}